江苏省江阴市祝塘中学牛津译林版高中英语必修五UNIT3 SCIENCE AND NATURE 课件3 .ppt

1、Four hundred years ago Chinese people had created the cloned images in Journey to the West,but now it has become reality in life.There is no forbidden field in science,but we must make sure the technology under control.科学无禁区，技术应节制 deficient in knowledge of cloning unfamiliar scientific terms the abi

2、lity to debateLearning difficulties:Get an idea of what the article is about(read the 1st and the last paragraphs)Deal with the information you dont know(circle the words and question things)Read through the article a few times for the further understanding Reading strategy:Understanding scientific

3、terms(科学术语)The passage is mainly about_.A.what cloning is B.the advantage of cloning C.arguments about the first cloned human embryo D.the disadvantage of cloningGo through the first and the last paragraphs quickly.Circle the unfamiliar words you do not understand in the first three paragraphs.Under

4、standing scientific terms1.clone (line 1)2.embryo (line 1)3.tissue (line 4)4.cell (line 8)5.organ(line17)The advanced technology in genetics(遗传学)with which scientists can create or copy things with the same DNA is called cloning.So“cloning”is a new technology which produces an exact copy of a planto

5、r an animal using its cells.Scientific terms:Scientific terms:A cell is the smallest unit of life.An embryo is the beginning of a baby in a mothers body.A tissue is mass of cells forming the body of an animal or a plant 1.clone (line 1)2.embryo (line 1)3.tissue (line 4)4.cell (line 8)5.organ(line17)

6、克隆胚胎组织细胞器官Scientific terms:A newspaper articleTwo letters:A _ on the first cloned human _Different opinions on the birth of _Different attitudes towards cloning _ scientists work on cloningPauline CarterColin JakePara 1Para 2Para 3-5Para 6Readers_ towards human cloningattitudesembryoDollyhuman being

7、sChinesedebateWhat are the different attitudes towards the success of cloning a human embryo?On the one handOn the other handValuable human tissues can be produced and be used to save human livesMankind may be on the way to producing a real-life Frankensteins monsterSome people believe that Cloning

8、human embryos with theintention of destroying them shows no respect for human life.Reading comprehension:In a scientific fiction,written by Mary Shelly,a scientist named Frankenstein created a monster from pieces of dead bodies,but the monster at last killed him and his family.Its really a scientifi

9、c tragedy(悲剧).Frankensteins monster If we call somebody Frankenstein nowadays,we mean that he is destroyed by something he has created.Background information:If cloning goes wrong,what will happen?A dog or an eagle?A duck or a crocodile?A cock or a dog?A lion or a kangaroo?A frog or a crocodile?A to

10、rtoise or a bear?A bird or a dog?A dog or a man?Cloning:producing an exact copy of a plant or an animal using its cellsDolly:The worlds attitudes:the first clonedmammal born in 1996,died in early 2003many people:scientists:(Para 2)were praised for their scientific advanceworried(Para 3-5)1.How many

11、scientists are mentioned in this part?Two(Ian Wilmut,Severino Antinori)2.Who wants to clone a human being?Severino AntinoriDetailed reading:Representatives (代表)IntroductionIntentionIan Wilmut A Scottish 1._ who created DollyHis intention has never been to create copies of 2._.Instead,he thinks resea

12、rch efforts should concentrate on 3._ disease.Faye Wilson A 41-year-old 4._5._ to have a baby,she is 6._to have a baby of her own,a cloned child.Severino Antinori An Italian7._He has declared that he wants to bethe 8._ to clone a human being.Chinese scientistsThey have 9._ efforts on cloning animals

13、 and tissues.Chinacontinues to research ways cloning can be 10._ to mankind.scientistphysician(Para 3-5&Para 6)humanscuringsaleswomananxiousfocusedbeneficialUnablefirstIf you are given a chance to clone,what would you like to clone,and why?Further discussion:Clone yourself?Clone a servant?Clone a be

14、autiful?Listen to the two readers letters and find their opinions on human cloning.Pauline CarterColin JakeRead the two letters carefully,and judge whether the statements are true or false:Pauline Carter thinks:1.The nature will pay back if we toy with nature.2.We should clone fewer babies to reduce

15、 the Earths population.Coline Jake thinks:1.Scientists have succeeded in challenging questions of morality.2.Human cloning is a good way to save her daughter who has died.Careful reading:Title understanding:1.What does“copy”here mean?A.model B.clone C.similarity D.imitation2.Whats the literal(字面的)me

16、aning of the title?It means that the clone looks exactly _ _as the original one.The perfect copythesame Is it perfect?-Technology-Morality(道德)-.Further understanding:The perfect copy Only when cloning benefits not only human beings but also nature can we consider it perfect.We have our principles(准则

17、)while nature has its own ones,so we cant go against nature laws.Weshould build a society in harmony with nature.Rules to follow:1.Think of as many reasons as possible to support your ideas.2.The group who can give the most convincing reasons will win the debate.foragainstHuman cloningFor cloningAga

18、inst cloning1.produce valuable human tissues that could be used to save human lives1.may produce a real-life Frankenshteins monster2.2.3.3.4.4.5.Find the reasons why people are for or against cloning in the article and letters and write them in the table belowdiseases like cancerthose who are unable

19、 to have childrenthose who want to clone their dead children more disease in the animal worldcloning shows no respect for human lifehuman life would just become a crop to be harvested or a product for salewe should be having fewer babies in order to reduce Earths population,not cloning morecurehelph

20、elpcauseFinding reasons lead to more diseases show no respect for human lifeuse cloning to commit crimescause overpopulation develop new medicines cure more diseases enable people to have children save endangered animalsPro-cloningAnti-cloning支持克隆发对克隆1.生产出能够拯救人类生命的重要的组织和器官2.治愈像癌症等重大疾病3.帮助不能生育的人拥有自己的孩子4.帮助失去孩子的父母1.可能产生弗兰克斯坦怪物2.克隆会带来更多的疾病3.人的生命将不是唯一的。4.克隆人是对人类生命的不尊重。5.克隆人会造成人口剧增，其结果是自然资源更加短缺。你的观点1,2,3自从1996年科学家成功克隆多利羊以来，克隆作为一项重大的科学突破，一直为人们所关注。最近，你班就克隆进行讨论，讨论结果如下。请你给英语周报社写篇文章介绍一下讨论情况，并谈谈你的看法。Homework: